Advertisement

What is sinus tachycardia?

Sinus tachycardia is a rapid heart rate with a normal rhythm, meaning that your heart continues to beat at normal intervals, just faster than normal. This happens in certain diseases but also in response to normal events and activities like exercise, stress and fear.
Sinus tachycardia is a common heart-rhythm disturbance, or arrhythmia, that rarely requires treatment. Sinus tachycardia is a normal, harmless elevation in the heart rate because of exercise, excitement, or fever.

Continue Learning about Arrhythmia

Concerned about Afib? Get Aggressive about Losing Weight
Concerned about Afib? Get Aggressive about Losing Weight
Some people describe a surge of romantic passion as your heart “skipping a beat,” but if your doctor tells you this, it may mean you have (or are head...
Read More
What is cardiac ablation?
Piedmont Heart InstitutePiedmont Heart Institute
An ablation is a procedure done to help some people with abnormal heart rhythms. It isn't appropriat...
More Answers
What can cause cardiac rhythm disturbances, or arrhythmias?
CTSurgeryPatients.orgCTSurgeryPatients.org
Cardiac rhythm disturbances, or arrhythmias, can be caused by many different environmental factors, ...
More Answers
What Are Some Common Issues with Heart Rhythms?
What Are Some Common Issues with Heart Rhythms?

Important: This content reflects information from various individuals and organizations and may offer alternative or opposing points of view. It should not be used for medical advice, diagnosis or treatment. As always, you should consult with your healthcare provider about your specific health needs.